mirror of
https://github.com/RGBCube/serenity
synced 2025-05-30 14:48:11 +00:00
b0e3f73375
Userspace programs can now open /dev/gui_events and read a stream of GUI_Event structs one at a time. I was stuck on a stupid problem where we'd reenter Scheduler::yield() due to having one of the has_data_available_for_reading() implementations using locks.
116 lines
2.9 KiB
C++
116 lines
2.9 KiB
C++
#include "Window.h"
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#include "WindowManager.h"
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#include "Event.h"
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#include "EventLoop.h"
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#include "Widget.h"
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#include "Process.h"
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Window::Window(Process& process, int window_id)
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: m_process(process)
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, m_window_id(window_id)
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{
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WindowManager::the().addWindow(*this);
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}
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Window::~Window()
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{
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WindowManager::the().removeWindow(*this);
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}
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void Window::setTitle(String&& title)
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{
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if (m_title == title)
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return;
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m_title = move(title);
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WindowManager::the().notifyTitleChanged(*this);
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}
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void Window::setRect(const Rect& rect)
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{
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if (m_rect == rect)
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return;
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auto oldRect = m_rect;
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m_rect = rect;
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dbgprintf("Window::setRect %d,%d %dx%d\n", m_rect.x(), m_rect.y(), m_rect.width(), m_rect.height());
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m_backing = GraphicsBitmap::create(m_rect.size());
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WindowManager::the().notifyRectChanged(*this, oldRect, m_rect);
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}
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void Window::repaint(const Rect& rect)
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{
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event(*make<PaintEvent>(rect));
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}
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void Window::update(const Rect& rect)
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{
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EventLoop::main().postEvent(this, make<PaintEvent>(rect));
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}
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// FIXME: Just use the same types.
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static GUI_MouseButton to_api(MouseButton button)
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{
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switch (button) {
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case MouseButton::None: return GUI_MouseButton::NoButton;
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case MouseButton::Left: return GUI_MouseButton::Left;
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case MouseButton::Right: return GUI_MouseButton::Right;
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case MouseButton::Middle: return GUI_MouseButton::Middle;
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}
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}
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void Window::event(Event& event)
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{
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GUI_Event gui_event;
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gui_event.window_id = window_id();
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switch (event.type()) {
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case Event::Paint:
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gui_event.type = GUI_Event::Type::Paint;
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gui_event.paint.rect = static_cast<PaintEvent&>(event).rect();
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break;
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case Event::MouseMove:
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gui_event.type = GUI_Event::Type::MouseMove;
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gui_event.mouse.position = static_cast<MouseEvent&>(event).position();
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break;
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case Event::MouseDown:
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gui_event.type = GUI_Event::Type::MouseDown;
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gui_event.mouse.position = static_cast<MouseEvent&>(event).position();
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gui_event.mouse.button = to_api(static_cast<MouseEvent&>(event).button());
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break;
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case Event::MouseUp:
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gui_event.type = GUI_Event::Type::MouseUp;
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gui_event.mouse.position = static_cast<MouseEvent&>(event).position();
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gui_event.mouse.button = to_api(static_cast<MouseEvent&>(event).button());
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break;
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}
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if (gui_event.type == GUI_Event::Type::Invalid)
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return;
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{
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LOCKER(m_process.gui_events_lock());
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m_process.gui_events().append(move(gui_event));
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}
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}
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void Window::did_paint()
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{
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WindowManager::the().did_paint(*this);
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}
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bool Window::isActive() const
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{
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return WindowManager::the().activeWindow() == this;
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}
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bool Window::isVisible() const
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{
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return WindowManager::the().isVisible(const_cast<Window&>(*this));
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}
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void Window::close()
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{
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WindowManager::the().removeWindow(*this);
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deleteLater();
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}
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